Finding the Fourth Proportional to 994,561.94, 1,372,660.08 and 586,763.48
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Solution
The fourth proportional to 994,561.94, 1,372,660.08 and 586,763.48 is: 809,830.71
Step by Step Solution
- Step 1: Write the proportion equation
994,561.94 : 1,372,660.08 = 586,763.48 : x - Step 2: Convert to fraction form
994,561.94/1,372,660.08 = 586,763.48/x - Step 3: Cross multiply
994,561.94x = 1,372,660.08 × 586,763.48 - Step 4: Simplify right side
994,561.94x = 805,426,805,397.88 - Step 5: Solve for x
x = 805,426,805,397.88/994,561.94 - Step 6: Final answer
x = 809,830.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.